361643166164 has 12 divisors (see below), whose sum is σ = 723286332384. Its totient is φ = 154989928344.

The previous prime is 361643166139. The next prime is 361643166167. The reversal of 361643166164 is 461661346163.

361643166164 is an admirable number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (361643166167) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 6457913654 + ... + 6457913709.

It is an arithmetic number, because the mean of its divisors is an integer number (60273861032).

Almost surely, 2^361643166164 is an apocalyptic number.

It is an amenable number.

361643166164 is a primitive abundant number, since it is smaller than the sum of its proper divisors, none of which is abundant.

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

361643166164 is a wasteful number, since it uses less digits than its factorization.

361643166164 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 12915827374 (or 12915827372 counting only the distinct ones).

The product of its digits is 1119744, while the sum is 47.

The spelling of 361643166164 in words is "three hundred sixty-one billion, six hundred forty-three million, one hundred sixty-six thousand, one hundred sixty-four".